YA

Yuji Arai

NS Nippon Steel: 4 patents #42 of 410Top 15%
Overall (2024): #38,965 of 561,600Top 7%
4
Patents 2024

Issued Patents 2024

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12054798 Steel material and method for producing steel material Shinji Yoshida, Hiroki Kamitani, Yohei Otome 2024-08-06
11905580 Seamless steel pipe suitable for use in sour environment Hiroki Kamitani, Nobuaki Komatsubara, Seiya OKADA, Atsushi Soma, Shinji Yoshida 2024-02-20
11898216 Seamless steel pipe heat-treatment-finishing-treatment continuous facility Hiroki Kamitani, Takanori Tanaka, Atsushi Soma, Keiichi Kondo, Hideki MITSUNARI +3 more 2024-02-13
11891680 Steel material suitable for use in sour environment Yohei Otome, Hiroki Kamitani, Atsushi Soma, Taro OE, Nobuaki Komatsubara +1 more 2024-02-06